Finding the Fourth Proportional to 71,487.44, 107,207.68 and 24,089.80
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Solution
The fourth proportional to 71,487.44, 107,207.68 and 24,089.80 is: 36,126.79
Step by Step Solution
- Step 1: Write the proportion equation
71,487.44 : 107,207.68 = 24,089.80 : x - Step 2: Convert to fraction form
71,487.44/107,207.68 = 24,089.80/x - Step 3: Cross multiply
71,487.44x = 107,207.68 × 24,089.80 - Step 4: Simplify right side
71,487.44x = 2,582,611,569.66 - Step 5: Solve for x
x = 2,582,611,569.66/71,487.44 - Step 6: Final answer
x = 36,126.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.